Material or article handling – Vertically swinging shovel and auxiliary carrier
Patent
1984-04-30
1986-06-10
Valenza, Joseph E.
Material or article handling
Vertically swinging shovel and auxiliary carrier
414697, B65G 4716
Patent
active
045940479
ABSTRACT:
Apparatus for removing and conveying a heap of debris includes a continuous conveyor supported by a frame and having a charging end and a discharging end; two cantilever arms having outer free ends and having inner ends pivotally supported on the frame for swinging movement about a horizontal transverse arm pivot axis between lowered and raised positions; a transverse crossbeam extending between the outer free ends of the arms and pivoted thereto for swinging movement about a horizontal beam axis; a loading shovel having an open front for shoveling up debris and a back wall which has an upper edge, the shovel being pivoted to the crossbeam for swinging movement about a horizontal shovel pivot axis which is located near the upper edge of the back wall, the arrangement of shovel, crossbeam and arms being such that in the lowered position of the arms, the shovel pivot axis is above the beam pivot axis and the shovel is swingable to a lowered, loading position in engagement with the beam for shoveling in debris and such that in the raised position of the arms the shovel is swingable to a raised position in which the upper edge of the back wall forms a discharge edge for discharging shoveled material to the charging end of the conveyor; and drive devices for swinging the beam about the beam pivot axis, for swinging the shovel about the shovel and for swinging the arms about the arm pivot axis.
REFERENCES:
patent: 1293447 (1919-02-01), Huhn
patent: 2208205 (1940-07-01), Biedess
patent: 2775356 (1956-12-01), Lessmann
patent: 3127038 (1964-03-01), Allard
patent: 3966066 (1976-06-01), Schexnayder
patent: 4088236 (1978-05-01), Moore
patent: 4486049 (1984-12-01), Lubrich et al.
Gradenegger Helmut
Krivec Eduard
Bucci David A.
Valenza Joseph E.
Voest-Alpine Aktiengesellschaft
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